Journal of the Chemical Society, Part 5Chemical Society., 1949 "Titles of chemical papers in British and foreign journals" included in Quarterly journal, v. 1-12. |
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Page 244
... thorium has some current interest in relation to the position of thorium in the Periodic System , and the so - called " actinide " theory of the heavy elements . Such compounds might indicate whether unutilised valency electrons are ...
... thorium has some current interest in relation to the position of thorium in the Periodic System , and the so - called " actinide " theory of the heavy elements . Such compounds might indicate whether unutilised valency electrons are ...
Page 245
... thorium should be doubtful but that its trichloride might be the most stable lower halide . Analogy with the chemistry of zirconium and hafnium suggested that the iodides would be prepared more readily than the chlorides and bromides ...
... thorium should be doubtful but that its trichloride might be the most stable lower halide . Analogy with the chemistry of zirconium and hafnium suggested that the iodides would be prepared more readily than the chlorides and bromides ...
Page 246
... thorium whilst the apparatus was subjected to continuous pumping . Then , after the apparatus had been sealed and drawn off at constriction D , the flask which had contained the tetraiodide was sealed and drawn off at constriction C ...
... thorium whilst the apparatus was subjected to continuous pumping . Then , after the apparatus had been sealed and drawn off at constriction D , the flask which had contained the tetraiodide was sealed and drawn off at constriction C ...
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absorption acetic acid acetone activity added alkali aluminium aluminium chloride Amer anhydride aqueous solution aspergillic atom benzene bromide Calc carbon Chem chemical chloroform coefficient colourless complex compounds concentration condensation containing cooled counter crystallised crystals curve decomp decomposition derivatives determined diffusion dilute dinitrogen tetroxide dioxide dissolved distilled dried electrons energy ester ethanol ether ethyl alcohol evaporated experimental experiments extracted filtered formation formed Found fraction gave give gliotoxin H₂O heated hydrochloric acid hydrogen hydrogen chloride hydrolysis iodide iodine value ionic isotopes ketone light petroleum b. p. liquid measured method mixture molecule needles nitrosyl chloride obtained oxidation perchlorate polonium potassium potassium hydroxide precipitated prepared protoactinium pyridine radioactive reaction refluxed requires residue room temperature salt sample separated sodium hydroxide solid soluble solvent sulphate sulphuric acid synthesis thorium thyroxine tube uranium uranyl nitrate washed yellow yield